./Ultimate.py --spec /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/properties/unreach-call.prp --file /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a046e57d Calling Ultimate with: /root/.sdkman/candidates/java/current/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 568715a232aa16d18571b6e9b4b6f71d3297e66e84733db9163f76f7b8e7e31f --- Real Ultimate output --- This is Ultimate 0.2.5-tmp.dk.eval-mul-div-a046e57-m [2024-10-13 00:53:21,420 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-10-13 00:53:21,493 INFO L114 SettingsManager]: Loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-10-13 00:53:21,497 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-10-13 00:53:21,498 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-10-13 00:53:21,522 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-10-13 00:53:21,522 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-10-13 00:53:21,523 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-10-13 00:53:21,523 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-10-13 00:53:21,523 INFO L153 SettingsManager]: * Use memory slicer=true [2024-10-13 00:53:21,524 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-10-13 00:53:21,524 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-10-13 00:53:21,524 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-10-13 00:53:21,525 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-10-13 00:53:21,526 INFO L153 SettingsManager]: * Use SBE=true [2024-10-13 00:53:21,526 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-10-13 00:53:21,527 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-10-13 00:53:21,527 INFO L153 SettingsManager]: * sizeof long=4 [2024-10-13 00:53:21,527 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-10-13 00:53:21,527 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-10-13 00:53:21,527 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-10-13 00:53:21,528 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-10-13 00:53:21,528 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-10-13 00:53:21,531 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-10-13 00:53:21,531 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-10-13 00:53:21,531 INFO L153 SettingsManager]: * sizeof long double=12 [2024-10-13 00:53:21,531 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-10-13 00:53:21,531 INFO L153 SettingsManager]: * Use constant arrays=true [2024-10-13 00:53:21,532 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-10-13 00:53:21,532 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-10-13 00:53:21,532 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-10-13 00:53:21,532 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-10-13 00:53:21,532 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:53:21,532 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-10-13 00:53:21,532 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-10-13 00:53:21,533 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-10-13 00:53:21,534 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-10-13 00:53:21,534 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 568715a232aa16d18571b6e9b4b6f71d3297e66e84733db9163f76f7b8e7e31f [2024-10-13 00:53:21,745 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-10-13 00:53:21,767 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-10-13 00:53:21,770 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-10-13 00:53:21,771 INFO L270 PluginConnector]: Initializing CDTParser... [2024-10-13 00:53:21,772 INFO L274 PluginConnector]: CDTParser initialized [2024-10-13 00:53:21,773 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-10-13 00:53:23,003 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-10-13 00:53:23,216 INFO L384 CDTParser]: Found 1 translation units. [2024-10-13 00:53:23,217 INFO L180 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-10-13 00:53:23,226 INFO L427 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6895f5da/8d4f2d76d3d04636b41d5eb2de6f7244/FLAG993af7409 [2024-10-13 00:53:23,588 INFO L435 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/e6895f5da/8d4f2d76d3d04636b41d5eb2de6f7244 [2024-10-13 00:53:23,590 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-10-13 00:53:23,592 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-10-13 00:53:23,592 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-10-13 00:53:23,592 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-10-13 00:53:23,597 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-10-13 00:53:23,598 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:53:23" (1/1) ... [2024-10-13 00:53:23,599 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2729a9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:23, skipping insertion in model container [2024-10-13 00:53:23,599 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 12:53:23" (1/1) ... [2024-10-13 00:53:23,644 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-10-13 00:53:23,766 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i[916,929] [2024-10-13 00:53:23,886 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:53:23,899 INFO L200 MainTranslator]: Completed pre-run [2024-10-13 00:53:23,914 WARN L248 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodesize_ps-cn-250_file-11.i[916,929] [2024-10-13 00:53:23,989 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-10-13 00:53:24,014 INFO L204 MainTranslator]: Completed translation [2024-10-13 00:53:24,014 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24 WrapperNode [2024-10-13 00:53:24,014 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-10-13 00:53:24,015 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-10-13 00:53:24,016 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-10-13 00:53:24,016 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-10-13 00:53:24,021 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,037 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,083 INFO L138 Inliner]: procedures = 26, calls = 94, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 554 [2024-10-13 00:53:24,084 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-10-13 00:53:24,086 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-10-13 00:53:24,086 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-10-13 00:53:24,086 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-10-13 00:53:24,096 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,096 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,106 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,135 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-10-13 00:53:24,136 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,136 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,163 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,182 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,186 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,191 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,201 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-10-13 00:53:24,202 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-10-13 00:53:24,202 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-10-13 00:53:24,202 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-10-13 00:53:24,206 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (1/1) ... [2024-10-13 00:53:24,210 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-10-13 00:53:24,220 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:53:24,236 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-10-13 00:53:24,238 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-10-13 00:53:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-10-13 00:53:24,282 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-10-13 00:53:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-10-13 00:53:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-10-13 00:53:24,283 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-10-13 00:53:24,283 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-10-13 00:53:24,400 INFO L238 CfgBuilder]: Building ICFG [2024-10-13 00:53:24,402 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-10-13 00:53:25,098 INFO L? ?]: Removed 17 outVars from TransFormulas that were not future-live. [2024-10-13 00:53:25,098 INFO L287 CfgBuilder]: Performing block encoding [2024-10-13 00:53:25,143 INFO L309 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-10-13 00:53:25,144 INFO L314 CfgBuilder]: Removed 1 assume(true) statements. [2024-10-13 00:53:25,145 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:53:25 BoogieIcfgContainer [2024-10-13 00:53:25,146 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-10-13 00:53:25,147 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-10-13 00:53:25,148 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-10-13 00:53:25,150 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-10-13 00:53:25,151 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 12:53:23" (1/3) ... [2024-10-13 00:53:25,151 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d5c1fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:53:25, skipping insertion in model container [2024-10-13 00:53:25,152 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 12:53:24" (2/3) ... [2024-10-13 00:53:25,152 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6d5c1fc9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 12:53:25, skipping insertion in model container [2024-10-13 00:53:25,153 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 12:53:25" (3/3) ... [2024-10-13 00:53:25,154 INFO L112 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodesize_ps-cn-250_file-11.i [2024-10-13 00:53:25,167 INFO L209 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-10-13 00:53:25,167 INFO L149 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2024-10-13 00:53:25,227 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-10-13 00:53:25,232 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2e80367b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-10-13 00:53:25,233 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-10-13 00:53:25,238 INFO L276 IsEmpty]: Start isEmpty. Operand has 232 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-13 00:53:25,260 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-10-13 00:53:25,260 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:25,261 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:25,261 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:25,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:25,266 INFO L85 PathProgramCache]: Analyzing trace with hash 400263309, now seen corresponding path program 1 times [2024-10-13 00:53:25,273 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:25,273 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1635075272] [2024-10-13 00:53:25,273 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:25,274 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:25,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:25,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:25,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:25,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:25,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:25,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,728 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:25,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,733 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:25,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,740 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:25,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,746 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:25,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,750 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:25,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,755 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:25,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:25,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:25,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:25,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,781 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:25,784 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,787 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:25,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,791 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:25,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,798 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:25,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:25,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,813 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:25,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:25,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:25,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:25,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:25,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,829 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:25,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:25,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:25,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:25,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:25,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:25,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:25,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:25,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,878 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:25,880 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,881 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:25,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:25,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:25,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,902 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:25,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:25,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,915 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:25,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:25,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:25,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:25,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:25,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:25,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:25,972 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:25,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:25,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,988 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:25,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:25,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:25,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:26,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:26,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:26,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,015 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:26,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:26,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:26,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:26,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:26,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,044 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:26,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:26,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:26,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:26,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:26,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:26,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:26,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:26,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:26,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:26,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:26,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:26,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:26,107 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:26,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:26,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:26,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,123 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:26,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,128 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:26,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:26,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:26,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,152 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:26,153 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:26,153 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1635075272] [2024-10-13 00:53:26,154 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1635075272] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:26,154 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:26,154 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-10-13 00:53:26,156 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833060371] [2024-10-13 00:53:26,156 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:26,160 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-10-13 00:53:26,161 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:26,184 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-10-13 00:53:26,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:53:26,189 INFO L87 Difference]: Start difference. First operand has 232 states, 148 states have (on average 1.554054054054054) internal successors, (230), 149 states have internal predecessors, (230), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) Second operand has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) [2024-10-13 00:53:26,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:26,249 INFO L93 Difference]: Finished difference Result 461 states and 863 transitions. [2024-10-13 00:53:26,250 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-10-13 00:53:26,251 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) Word has length 492 [2024-10-13 00:53:26,252 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:26,263 INFO L225 Difference]: With dead ends: 461 [2024-10-13 00:53:26,263 INFO L226 Difference]: Without dead ends: 230 [2024-10-13 00:53:26,269 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 245 GetRequests, 245 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-10-13 00:53:26,274 INFO L432 NwaCegarLoop]: 382 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 3 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 382 SdHoareTripleChecker+Invalid, 3 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 3 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:26,275 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 382 Invalid, 3 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 3 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:26,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 230 states. [2024-10-13 00:53:26,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 230 to 230. [2024-10-13 00:53:26,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 147 states have (on average 1.5170068027210883) internal successors, (223), 147 states have internal predecessors, (223), 81 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 81 states have call predecessors, (81), 81 states have call successors, (81) [2024-10-13 00:53:26,340 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 385 transitions. [2024-10-13 00:53:26,346 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 385 transitions. Word has length 492 [2024-10-13 00:53:26,346 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:26,346 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 385 transitions. [2024-10-13 00:53:26,346 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 45.0) internal successors, (90), 2 states have internal predecessors, (90), 2 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 2 states have call successors, (81) [2024-10-13 00:53:26,347 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 385 transitions. [2024-10-13 00:53:26,359 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-10-13 00:53:26,360 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:26,361 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:26,361 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-10-13 00:53:26,361 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:26,362 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:26,362 INFO L85 PathProgramCache]: Analyzing trace with hash 54979923, now seen corresponding path program 1 times [2024-10-13 00:53:26,362 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:26,362 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1569270554] [2024-10-13 00:53:26,363 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:26,363 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:26,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,624 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:26,626 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,628 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:26,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,631 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:26,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:26,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,640 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:26,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:26,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:26,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:26,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:26,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:26,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,659 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:26,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:26,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:26,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:26,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:26,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:26,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:26,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:26,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:26,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:26,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:26,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:26,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:26,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:26,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,711 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:26,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:26,717 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,720 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:26,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,724 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:26,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:26,728 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:26,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,734 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:26,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:26,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:26,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:26,744 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:26,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:26,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:26,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:26,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,760 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:26,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,763 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:26,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:26,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,768 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:26,772 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,774 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:26,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,778 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:26,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:26,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:26,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:26,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:26,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:26,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:26,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:26,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:26,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:26,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:26,827 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:26,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:26,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,836 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:26,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:26,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:26,847 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:26,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:26,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:26,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:26,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:26,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:26,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:26,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:26,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,896 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:26,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:26,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:26,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,908 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:26,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,912 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:26,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:26,920 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:26,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:26,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:26,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:26,941 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:26,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:26,953 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,954 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:26,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:26,964 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:26,964 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:26,964 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1569270554] [2024-10-13 00:53:26,965 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1569270554] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:26,965 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:26,965 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:53:26,965 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [895692245] [2024-10-13 00:53:26,965 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:26,967 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:53:26,967 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:26,968 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:53:26,968 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:26,968 INFO L87 Difference]: Start difference. First operand 230 states and 385 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:27,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:27,033 INFO L93 Difference]: Finished difference Result 595 states and 996 transitions. [2024-10-13 00:53:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:53:27,034 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 492 [2024-10-13 00:53:27,036 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:27,038 INFO L225 Difference]: With dead ends: 595 [2024-10-13 00:53:27,039 INFO L226 Difference]: Without dead ends: 366 [2024-10-13 00:53:27,040 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:27,041 INFO L432 NwaCegarLoop]: 502 mSDtfsCounter, 250 mSDsluCounter, 345 mSDsCounter, 0 mSdLazyCounter, 15 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 250 SdHoareTripleChecker+Valid, 847 SdHoareTripleChecker+Invalid, 19 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 15 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:27,041 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [250 Valid, 847 Invalid, 19 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 15 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:27,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2024-10-13 00:53:27,069 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 363. [2024-10-13 00:53:27,070 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 363 states, 241 states have (on average 1.5352697095435686) internal successors, (370), 242 states have internal predecessors, (370), 119 states have call successors, (119), 2 states have call predecessors, (119), 2 states have return successors, (119), 118 states have call predecessors, (119), 119 states have call successors, (119) [2024-10-13 00:53:27,072 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 608 transitions. [2024-10-13 00:53:27,073 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 608 transitions. Word has length 492 [2024-10-13 00:53:27,074 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:27,074 INFO L471 AbstractCegarLoop]: Abstraction has 363 states and 608 transitions. [2024-10-13 00:53:27,074 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:27,074 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 608 transitions. [2024-10-13 00:53:27,079 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 493 [2024-10-13 00:53:27,080 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:27,080 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:27,080 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-10-13 00:53:27,080 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:27,081 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:27,081 INFO L85 PathProgramCache]: Analyzing trace with hash -789025579, now seen corresponding path program 1 times [2024-10-13 00:53:27,081 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:27,081 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [75381117] [2024-10-13 00:53:27,081 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:27,081 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:27,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,236 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:27,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,238 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:27,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,240 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:27,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,243 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:27,243 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:27,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:27,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,255 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:27,256 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:27,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,261 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:27,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,263 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:27,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,265 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:27,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,268 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:27,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:27,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:27,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:27,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,277 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:27,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:27,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:27,285 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,286 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:27,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:27,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:27,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,295 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:27,296 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,296 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:27,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:27,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,301 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:27,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:27,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,305 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:27,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,307 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:27,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:27,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,310 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:27,311 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,312 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:27,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,316 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:27,318 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,319 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:27,320 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,321 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:27,322 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,323 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:27,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,326 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:27,328 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,329 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:27,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,331 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:27,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,333 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:27,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,335 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:27,336 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,337 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:27,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,339 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:27,339 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,340 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:27,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,342 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:27,343 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,345 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:27,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,347 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:27,348 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,349 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:27,351 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,352 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:27,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,354 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:27,355 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,357 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:27,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,359 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:27,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,361 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:27,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,363 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:27,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,366 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:27,367 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,368 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:27,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,370 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:27,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,374 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:27,376 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,378 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:27,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,380 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:27,381 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,382 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:27,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,385 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:27,386 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,387 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:27,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,389 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:27,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,392 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:27,394 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,395 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:27,397 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,398 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:27,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:27,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:27,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,405 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:27,406 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,407 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:27,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,409 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:27,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:27,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,421 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:27,427 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:27,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:27,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,436 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:27,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,438 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:27,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:27,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:27,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,448 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:27,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:27,455 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,459 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:27,461 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:27,461 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [75381117] [2024-10-13 00:53:27,461 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [75381117] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:27,461 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:27,461 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:53:27,461 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1563028118] [2024-10-13 00:53:27,461 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:27,462 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:53:27,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:27,464 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:53:27,465 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:27,465 INFO L87 Difference]: Start difference. First operand 363 states and 608 transitions. Second operand has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:27,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:27,535 INFO L93 Difference]: Finished difference Result 960 states and 1609 transitions. [2024-10-13 00:53:27,537 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:53:27,537 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 492 [2024-10-13 00:53:27,538 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:27,543 INFO L225 Difference]: With dead ends: 960 [2024-10-13 00:53:27,543 INFO L226 Difference]: Without dead ends: 598 [2024-10-13 00:53:27,544 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:27,545 INFO L432 NwaCegarLoop]: 536 mSDtfsCounter, 226 mSDsluCounter, 353 mSDsCounter, 0 mSdLazyCounter, 17 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 226 SdHoareTripleChecker+Valid, 889 SdHoareTripleChecker+Invalid, 20 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 17 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:27,545 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [226 Valid, 889 Invalid, 20 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 17 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:27,546 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 598 states. [2024-10-13 00:53:27,602 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 598 to 594. [2024-10-13 00:53:27,603 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 594 states, 408 states have (on average 1.5514705882352942) internal successors, (633), 411 states have internal predecessors, (633), 181 states have call successors, (181), 4 states have call predecessors, (181), 4 states have return successors, (181), 178 states have call predecessors, (181), 181 states have call successors, (181) [2024-10-13 00:53:27,606 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 995 transitions. [2024-10-13 00:53:27,606 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 995 transitions. Word has length 492 [2024-10-13 00:53:27,607 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:27,607 INFO L471 AbstractCegarLoop]: Abstraction has 594 states and 995 transitions. [2024-10-13 00:53:27,608 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 30.0) internal successors, (90), 3 states have internal predecessors, (90), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:27,608 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 995 transitions. [2024-10-13 00:53:27,613 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 494 [2024-10-13 00:53:27,613 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:27,613 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:27,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-10-13 00:53:27,614 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:27,614 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:27,614 INFO L85 PathProgramCache]: Analyzing trace with hash 1953791713, now seen corresponding path program 1 times [2024-10-13 00:53:27,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:27,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [970705674] [2024-10-13 00:53:27,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:27,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:27,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:27,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:27,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,927 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:27,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,930 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:27,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,932 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:27,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,935 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:27,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:27,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:27,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:27,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,949 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:27,954 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,955 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:27,956 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:27,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,959 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:27,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:27,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:27,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:27,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,970 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:27,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,972 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:27,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:27,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,976 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:27,976 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,977 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:27,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:27,980 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,981 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:27,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,983 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:27,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,985 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:27,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:27,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:27,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:27,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:27,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:27,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:28,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:28,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:28,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:28,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:28,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:28,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:28,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:28,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:28,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:28,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:28,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:28,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:28,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:28,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:28,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:28,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,050 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:28,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:28,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:28,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:28,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:28,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:28,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:28,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:28,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,079 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:28,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:28,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:28,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,090 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:28,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:28,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,095 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:28,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:28,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:28,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:28,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:28,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:28,117 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:28,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:28,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,125 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:28,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:28,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,133 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:28,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:28,140 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,142 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:28,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,146 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:28,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:28,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,154 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:28,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:28,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:28,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:28,169 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,170 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:28,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:28,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,178 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:28,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,182 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:28,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:28,189 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:28,189 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:28,190 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [970705674] [2024-10-13 00:53:28,190 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [970705674] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:28,190 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:28,190 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:53:28,190 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2001435443] [2024-10-13 00:53:28,190 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:28,192 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:53:28,192 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:28,193 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:53:28,193 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:53:28,193 INFO L87 Difference]: Start difference. First operand 594 states and 995 transitions. Second operand has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:28,668 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:28,669 INFO L93 Difference]: Finished difference Result 1649 states and 2749 transitions. [2024-10-13 00:53:28,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:53:28,669 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 493 [2024-10-13 00:53:28,670 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:28,676 INFO L225 Difference]: With dead ends: 1649 [2024-10-13 00:53:28,676 INFO L226 Difference]: Without dead ends: 1056 [2024-10-13 00:53:28,680 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 171 GetRequests, 166 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2024-10-13 00:53:28,680 INFO L432 NwaCegarLoop]: 483 mSDtfsCounter, 497 mSDsluCounter, 712 mSDsCounter, 0 mSdLazyCounter, 260 mSolverCounterSat, 104 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 497 SdHoareTripleChecker+Valid, 1195 SdHoareTripleChecker+Invalid, 364 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 104 IncrementalHoareTripleChecker+Valid, 260 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:28,681 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [497 Valid, 1195 Invalid, 364 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [104 Valid, 260 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:53:28,682 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1056 states. [2024-10-13 00:53:28,740 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1056 to 1019. [2024-10-13 00:53:28,742 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1019 states, 757 states have (on average 1.5865257595772788) internal successors, (1201), 764 states have internal predecessors, (1201), 249 states have call successors, (249), 12 states have call predecessors, (249), 12 states have return successors, (249), 242 states have call predecessors, (249), 249 states have call successors, (249) [2024-10-13 00:53:28,745 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1699 transitions. [2024-10-13 00:53:28,747 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1699 transitions. Word has length 493 [2024-10-13 00:53:28,748 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:28,749 INFO L471 AbstractCegarLoop]: Abstraction has 1019 states and 1699 transitions. [2024-10-13 00:53:28,749 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.2) internal successors, (91), 5 states have internal predecessors, (91), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:28,749 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1699 transitions. [2024-10-13 00:53:28,753 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-10-13 00:53:28,753 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:28,753 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:28,753 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-10-13 00:53:28,754 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:28,754 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:28,754 INFO L85 PathProgramCache]: Analyzing trace with hash 1342832517, now seen corresponding path program 1 times [2024-10-13 00:53:28,754 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:28,754 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1181228184] [2024-10-13 00:53:28,754 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:28,755 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:28,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:29,510 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,511 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:29,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:29,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,514 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:29,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:29,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:29,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,518 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:29,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:29,520 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,521 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:29,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:29,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,523 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:29,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:29,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,526 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:29,527 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:29,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,529 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:29,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:29,531 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:29,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,534 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:29,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:29,536 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:29,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:29,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,539 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:29,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:29,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,543 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:29,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:29,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:29,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:29,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,550 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:29,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,552 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:29,554 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:29,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:29,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:29,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:29,563 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,564 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:29,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,567 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:29,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,570 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:29,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,572 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:29,574 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,575 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:29,576 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,577 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:29,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:29,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,582 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:29,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:29,586 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:29,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:29,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:29,592 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:29,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,596 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:29,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:29,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,602 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:29,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,605 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:29,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:29,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:29,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,617 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:29,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:29,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:29,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:29,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:29,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:29,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:29,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:29,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,643 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:29,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,646 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:29,649 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,650 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:29,652 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,653 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:29,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:29,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:29,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,663 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:29,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:29,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:29,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:29,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:29,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:29,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:29,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:29,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:29,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:29,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:29,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:29,711 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:29,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:29,718 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:29,719 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:29,719 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1181228184] [2024-10-13 00:53:29,722 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1181228184] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:29,722 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:29,722 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:53:29,722 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1384631628] [2024-10-13 00:53:29,723 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:29,723 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:53:29,723 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:29,724 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:53:29,724 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:53:29,724 INFO L87 Difference]: Start difference. First operand 1019 states and 1699 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:29,826 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:29,826 INFO L93 Difference]: Finished difference Result 2103 states and 3494 transitions. [2024-10-13 00:53:29,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:53:29,827 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 494 [2024-10-13 00:53:29,828 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:29,834 INFO L225 Difference]: With dead ends: 2103 [2024-10-13 00:53:29,834 INFO L226 Difference]: Without dead ends: 1085 [2024-10-13 00:53:29,837 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 168 GetRequests, 165 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=10, Invalid=10, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:53:29,838 INFO L432 NwaCegarLoop]: 376 mSDtfsCounter, 26 mSDsluCounter, 1104 mSDsCounter, 0 mSdLazyCounter, 43 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 26 SdHoareTripleChecker+Valid, 1480 SdHoareTripleChecker+Invalid, 44 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 43 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:29,839 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [26 Valid, 1480 Invalid, 44 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 43 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:29,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1085 states. [2024-10-13 00:53:29,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1085 to 1051. [2024-10-13 00:53:29,891 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1051 states, 789 states have (on average 1.5830164765525983) internal successors, (1249), 796 states have internal predecessors, (1249), 249 states have call successors, (249), 12 states have call predecessors, (249), 12 states have return successors, (249), 242 states have call predecessors, (249), 249 states have call successors, (249) [2024-10-13 00:53:29,899 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1051 states to 1051 states and 1747 transitions. [2024-10-13 00:53:29,901 INFO L78 Accepts]: Start accepts. Automaton has 1051 states and 1747 transitions. Word has length 494 [2024-10-13 00:53:29,902 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:29,902 INFO L471 AbstractCegarLoop]: Abstraction has 1051 states and 1747 transitions. [2024-10-13 00:53:29,903 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:29,903 INFO L276 IsEmpty]: Start isEmpty. Operand 1051 states and 1747 transitions. [2024-10-13 00:53:29,907 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 495 [2024-10-13 00:53:29,907 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:29,907 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:29,907 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-10-13 00:53:29,908 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:29,908 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:29,908 INFO L85 PathProgramCache]: Analyzing trace with hash 1342892099, now seen corresponding path program 1 times [2024-10-13 00:53:29,908 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:29,908 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2113766447] [2024-10-13 00:53:29,908 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:29,908 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:30,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,400 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,403 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:30,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,406 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:30,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,408 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:30,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,411 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:30,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,414 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:30,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,416 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:30,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,419 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:30,421 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,422 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:30,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,425 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:30,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,428 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:30,430 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,432 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,435 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:30,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,439 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:30,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,442 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:30,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,445 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:30,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,449 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:30,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,452 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:30,454 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,455 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:30,457 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:30,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:30,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:30,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:30,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:30,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,475 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:30,477 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,478 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:30,480 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,482 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:30,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:30,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:30,495 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:30,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,508 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:30,511 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,512 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:30,514 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,516 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:30,518 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,520 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:30,522 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,524 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:30,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:30,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,532 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:30,534 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,536 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:30,539 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,540 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:30,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,545 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:30,547 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,549 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:30,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:30,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,580 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:30,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,584 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:30,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:30,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,589 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:30,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,593 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:30,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:30,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,600 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:30,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:30,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:30,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,609 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:30,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,612 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:30,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:30,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:30,619 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,621 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:30,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:30,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,626 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:30,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,629 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:30,631 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:30,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:30,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:30,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:30,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:30,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:30,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:30,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:30,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:30,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:30,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:30,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:30,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:30,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:30,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:30,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:30,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:30,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,687 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:30,689 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,690 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:30,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,697 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:30,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,701 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:30,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:30,706 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:30,707 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:30,707 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2113766447] [2024-10-13 00:53:30,707 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2113766447] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:30,707 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:30,707 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2024-10-13 00:53:30,707 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [178654225] [2024-10-13 00:53:30,707 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:30,708 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-10-13 00:53:30,708 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:30,709 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-10-13 00:53:30,709 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-10-13 00:53:30,709 INFO L87 Difference]: Start difference. First operand 1051 states and 1747 transitions. Second operand has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:31,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:31,157 INFO L93 Difference]: Finished difference Result 2868 states and 4796 transitions. [2024-10-13 00:53:31,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-10-13 00:53:31,158 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 494 [2024-10-13 00:53:31,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:31,167 INFO L225 Difference]: With dead ends: 2868 [2024-10-13 00:53:31,167 INFO L226 Difference]: Without dead ends: 1818 [2024-10-13 00:53:31,172 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 169 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-10-13 00:53:31,173 INFO L432 NwaCegarLoop]: 380 mSDtfsCounter, 346 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 187 mSolverCounterSat, 244 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 346 SdHoareTripleChecker+Valid, 1351 SdHoareTripleChecker+Invalid, 431 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 244 IncrementalHoareTripleChecker+Valid, 187 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:31,173 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [346 Valid, 1351 Invalid, 431 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [244 Valid, 187 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:53:31,175 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1818 states. [2024-10-13 00:53:31,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1818 to 1664. [2024-10-13 00:53:31,250 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1664 states, 1317 states have (on average 1.6256643887623385) internal successors, (2141), 1324 states have internal predecessors, (2141), 330 states have call successors, (330), 16 states have call predecessors, (330), 16 states have return successors, (330), 323 states have call predecessors, (330), 330 states have call successors, (330) [2024-10-13 00:53:31,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1664 states to 1664 states and 2801 transitions. [2024-10-13 00:53:31,260 INFO L78 Accepts]: Start accepts. Automaton has 1664 states and 2801 transitions. Word has length 494 [2024-10-13 00:53:31,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:31,261 INFO L471 AbstractCegarLoop]: Abstraction has 1664 states and 2801 transitions. [2024-10-13 00:53:31,261 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 18.4) internal successors, (92), 5 states have internal predecessors, (92), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:31,261 INFO L276 IsEmpty]: Start isEmpty. Operand 1664 states and 2801 transitions. [2024-10-13 00:53:31,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 496 [2024-10-13 00:53:31,264 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:31,264 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:31,264 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-10-13 00:53:31,264 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:31,265 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:31,265 INFO L85 PathProgramCache]: Analyzing trace with hash -1002956062, now seen corresponding path program 1 times [2024-10-13 00:53:31,265 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:31,265 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1751170827] [2024-10-13 00:53:31,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:31,265 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:31,413 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:31,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:31,816 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:31,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,820 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:31,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,822 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:31,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:31,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:31,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:31,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:31,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,838 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:31,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:31,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:31,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,848 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:31,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:31,857 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:31,860 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,863 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:31,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,867 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:31,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:31,873 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:31,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,890 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:31,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:31,895 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:31,899 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,900 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:31,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:31,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,910 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:31,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:31,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,917 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:31,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,921 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:31,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:31,932 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,937 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:31,939 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,942 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:31,945 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,946 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:31,948 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:31,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:31,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:31,963 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,965 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:31,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,968 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:31,971 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,974 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:31,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,980 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:31,982 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,984 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:31,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,989 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:31,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:31,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:31,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:32,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:32,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:32,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:32,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:32,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:32,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:32,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:32,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:32,036 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:32,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:32,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:32,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:32,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:32,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:32,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:32,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:32,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:32,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:32,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:32,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,098 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:32,102 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:32,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,108 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:32,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:32,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,118 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:32,127 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,129 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:32,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:32,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:32,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,145 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:32,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:32,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,155 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:32,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:32,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,166 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:32,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,171 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:32,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:32,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:32,183 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:32,184 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:32,184 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1751170827] [2024-10-13 00:53:32,184 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1751170827] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:32,184 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:32,184 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:53:32,184 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41003521] [2024-10-13 00:53:32,184 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:32,184 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:53:32,185 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:32,185 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:53:32,185 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:32,185 INFO L87 Difference]: Start difference. First operand 1664 states and 2801 transitions. Second operand has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:32,347 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:32,348 INFO L93 Difference]: Finished difference Result 4168 states and 7013 transitions. [2024-10-13 00:53:32,348 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:53:32,348 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 495 [2024-10-13 00:53:32,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:32,365 INFO L225 Difference]: With dead ends: 4168 [2024-10-13 00:53:32,365 INFO L226 Difference]: Without dead ends: 2986 [2024-10-13 00:53:32,369 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 164 GetRequests, 163 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:32,372 INFO L432 NwaCegarLoop]: 381 mSDtfsCounter, 233 mSDsluCounter, 379 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 233 SdHoareTripleChecker+Valid, 760 SdHoareTripleChecker+Invalid, 9 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:32,373 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [233 Valid, 760 Invalid, 9 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:32,375 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2986 states. [2024-10-13 00:53:32,576 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2986 to 2984. [2024-10-13 00:53:32,581 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2984 states, 2376 states have (on average 1.6228956228956228) internal successors, (3856), 2390 states have internal predecessors, (3856), 579 states have call successors, (579), 28 states have call predecessors, (579), 28 states have return successors, (579), 565 states have call predecessors, (579), 579 states have call successors, (579) [2024-10-13 00:53:32,597 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2984 states to 2984 states and 5014 transitions. [2024-10-13 00:53:32,601 INFO L78 Accepts]: Start accepts. Automaton has 2984 states and 5014 transitions. Word has length 495 [2024-10-13 00:53:32,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:32,602 INFO L471 AbstractCegarLoop]: Abstraction has 2984 states and 5014 transitions. [2024-10-13 00:53:32,602 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 31.0) internal successors, (93), 3 states have internal predecessors, (93), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:32,602 INFO L276 IsEmpty]: Start isEmpty. Operand 2984 states and 5014 transitions. [2024-10-13 00:53:32,607 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-13 00:53:32,607 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:32,608 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:32,608 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-10-13 00:53:32,608 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:32,608 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:32,609 INFO L85 PathProgramCache]: Analyzing trace with hash 1856133151, now seen corresponding path program 1 times [2024-10-13 00:53:32,609 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:32,609 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [548092516] [2024-10-13 00:53:32,609 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:32,609 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:32,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,796 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:33,798 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:33,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,800 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:33,801 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:33,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:33,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,805 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:33,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,806 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:33,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:33,808 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,809 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:33,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,810 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:33,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:33,813 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,814 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:33,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,816 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:33,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,818 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:33,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:33,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:33,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:33,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:33,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:33,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,828 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:33,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:33,831 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:33,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,834 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:33,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:33,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:33,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,839 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:33,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,841 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:33,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,843 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:33,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:33,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,847 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:33,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,849 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:33,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:33,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,853 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:33,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:33,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,857 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:33,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:33,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,862 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:33,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:33,865 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,866 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:33,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,868 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:33,869 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:33,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,871 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:33,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,873 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:33,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:33,876 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,877 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:33,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:33,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,882 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:33,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:33,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,887 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:33,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,889 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:33,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,891 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:33,892 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,893 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:33,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,897 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:33,898 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,899 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:33,900 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,901 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:33,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,903 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:33,905 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,905 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:33,907 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,909 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:33,911 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,911 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:33,913 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,913 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:33,915 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,916 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:33,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,918 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:33,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,920 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:33,921 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,922 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:33,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,924 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:33,925 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,926 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:33,928 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,929 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:33,931 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,931 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:33,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,934 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:33,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,936 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:33,937 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,938 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:33,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,940 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:33,942 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,943 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:33,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,945 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:33,947 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,948 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:33,950 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,950 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:33,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,953 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:33,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,957 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:33,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,961 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:33,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,964 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:33,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,967 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:33,970 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:33,971 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:33,971 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:33,971 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [548092516] [2024-10-13 00:53:33,971 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [548092516] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:33,972 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:33,972 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2024-10-13 00:53:33,972 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [901613987] [2024-10-13 00:53:33,972 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:33,972 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 00:53:33,972 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:33,973 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 00:53:33,973 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2024-10-13 00:53:33,974 INFO L87 Difference]: Start difference. First operand 2984 states and 5014 transitions. Second operand has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:38,459 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:38,460 INFO L93 Difference]: Finished difference Result 11008 states and 18380 transitions. [2024-10-13 00:53:38,460 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2024-10-13 00:53:38,460 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 496 [2024-10-13 00:53:38,461 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:38,498 INFO L225 Difference]: With dead ends: 11008 [2024-10-13 00:53:38,498 INFO L226 Difference]: Without dead ends: 8541 [2024-10-13 00:53:38,508 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 176 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 61 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2024-10-13 00:53:38,509 INFO L432 NwaCegarLoop]: 758 mSDtfsCounter, 3427 mSDsluCounter, 3357 mSDsCounter, 0 mSdLazyCounter, 1613 mSolverCounterSat, 1059 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3427 SdHoareTripleChecker+Valid, 4115 SdHoareTripleChecker+Invalid, 2672 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1059 IncrementalHoareTripleChecker+Valid, 1613 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 3.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:38,509 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [3427 Valid, 4115 Invalid, 2672 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1059 Valid, 1613 Invalid, 0 Unknown, 0 Unchecked, 3.3s Time] [2024-10-13 00:53:38,516 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 8541 states. [2024-10-13 00:53:38,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 8541 to 3838. [2024-10-13 00:53:38,917 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 3838 states, 2980 states have (on average 1.589261744966443) internal successors, (4736), 2992 states have internal predecessors, (4736), 805 states have call successors, (805), 52 states have call predecessors, (805), 52 states have return successors, (805), 793 states have call predecessors, (805), 805 states have call successors, (805) [2024-10-13 00:53:38,933 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3838 states to 3838 states and 6346 transitions. [2024-10-13 00:53:38,939 INFO L78 Accepts]: Start accepts. Automaton has 3838 states and 6346 transitions. Word has length 496 [2024-10-13 00:53:38,940 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:38,940 INFO L471 AbstractCegarLoop]: Abstraction has 3838 states and 6346 transitions. [2024-10-13 00:53:38,941 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 10.444444444444445) internal successors, (94), 9 states have internal predecessors, (94), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:38,941 INFO L276 IsEmpty]: Start isEmpty. Operand 3838 states and 6346 transitions. [2024-10-13 00:53:38,944 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 497 [2024-10-13 00:53:38,944 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:38,945 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:38,945 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-10-13 00:53:38,945 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:38,945 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:38,946 INFO L85 PathProgramCache]: Analyzing trace with hash 8681247, now seen corresponding path program 1 times [2024-10-13 00:53:38,946 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:38,946 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [608796151] [2024-10-13 00:53:38,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:38,946 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:39,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,556 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:39,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,558 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:39,558 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,559 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:39,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:39,561 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,574 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:39,575 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,576 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:39,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:39,580 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,581 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:39,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:39,584 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,586 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:39,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,588 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:39,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:39,593 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,594 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:39,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,597 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:39,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:39,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,601 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:39,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,604 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:39,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,606 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:39,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,608 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:39,610 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,611 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:39,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:39,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,620 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:39,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,623 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:39,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,630 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:39,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,633 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:39,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,636 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:39,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,639 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:39,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:39,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,645 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:39,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,648 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:39,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,651 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:39,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:39,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:39,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:39,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:39,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,675 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:39,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:39,681 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:39,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:39,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:39,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,693 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:39,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,699 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:39,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,703 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:39,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,707 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:39,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,712 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:39,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,718 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:39,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,722 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:39,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,726 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:39,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,731 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:39,735 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,737 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:39,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,741 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:39,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,745 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:39,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:39,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,753 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:39,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,757 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:39,760 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:39,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,766 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:39,769 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,770 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:39,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,775 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:39,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,779 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:39,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,784 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:39,787 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,788 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:39,791 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,792 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:39,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,799 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:39,802 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,803 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:39,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,808 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,812 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,817 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:39,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,821 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:39,824 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,825 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:39,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,830 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:39,834 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,835 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:39,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,840 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:39,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,845 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:39,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,850 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:39,853 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:39,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,859 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:39,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:39,867 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,869 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:39,872 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,874 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:39,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,879 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:39,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:39,885 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 9 proven. 231 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:39,885 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:39,885 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [608796151] [2024-10-13 00:53:39,885 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [608796151] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:53:39,886 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [376947584] [2024-10-13 00:53:39,886 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:39,886 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:39,886 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:53:39,888 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:53:39,889 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-10-13 00:53:40,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:40,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 1078 conjuncts, 11 conjuncts are in the unsatisfiable core [2024-10-13 00:53:40,133 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:53:42,072 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 1010 proven. 231 refuted. 0 times theorem prover too weak. 11719 trivial. 0 not checked. [2024-10-13 00:53:42,072 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:53:43,036 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 9 proven. 231 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:43,037 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [376947584] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:53:43,037 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:53:43,037 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 7, 7] total 15 [2024-10-13 00:53:43,038 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819274047] [2024-10-13 00:53:43,038 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:53:43,039 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 15 states [2024-10-13 00:53:43,039 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:43,040 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2024-10-13 00:53:43,041 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=155, Unknown=0, NotChecked=0, Total=210 [2024-10-13 00:53:43,041 INFO L87 Difference]: Start difference. First operand 3838 states and 6346 transitions. Second operand has 15 states, 15 states have (on average 15.333333333333334) internal successors, (230), 15 states have internal predecessors, (230), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-10-13 00:53:44,783 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:44,783 INFO L93 Difference]: Finished difference Result 11105 states and 18098 transitions. [2024-10-13 00:53:44,783 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-10-13 00:53:44,784 INFO L78 Accepts]: Start accepts. Automaton has has 15 states, 15 states have (on average 15.333333333333334) internal successors, (230), 15 states have internal predecessors, (230), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) Word has length 496 [2024-10-13 00:53:44,784 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:44,836 INFO L225 Difference]: With dead ends: 11105 [2024-10-13 00:53:44,837 INFO L226 Difference]: Without dead ends: 7633 [2024-10-13 00:53:44,848 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1173 GetRequests, 1145 SyntacticMatches, 1 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 168 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=235, Invalid=577, Unknown=0, NotChecked=0, Total=812 [2024-10-13 00:53:44,850 INFO L432 NwaCegarLoop]: 316 mSDtfsCounter, 1903 mSDsluCounter, 760 mSDsCounter, 0 mSdLazyCounter, 544 mSolverCounterSat, 949 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.7s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1984 SdHoareTripleChecker+Valid, 1076 SdHoareTripleChecker+Invalid, 1493 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 949 IncrementalHoareTripleChecker+Valid, 544 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:44,851 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1984 Valid, 1076 Invalid, 1493 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [949 Valid, 544 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-10-13 00:53:44,858 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7633 states. [2024-10-13 00:53:45,453 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7633 to 7365. [2024-10-13 00:53:45,471 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 7365 states, 5702 states have (on average 1.5655910206944932) internal successors, (8927), 5726 states have internal predecessors, (8927), 1529 states have call successors, (1529), 133 states have call predecessors, (1529), 133 states have return successors, (1529), 1505 states have call predecessors, (1529), 1529 states have call successors, (1529) [2024-10-13 00:53:45,496 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7365 states to 7365 states and 11985 transitions. [2024-10-13 00:53:45,504 INFO L78 Accepts]: Start accepts. Automaton has 7365 states and 11985 transitions. Word has length 496 [2024-10-13 00:53:45,505 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:45,505 INFO L471 AbstractCegarLoop]: Abstraction has 7365 states and 11985 transitions. [2024-10-13 00:53:45,509 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 15 states, 15 states have (on average 15.333333333333334) internal successors, (230), 15 states have internal predecessors, (230), 5 states have call successors, (239), 3 states have call predecessors, (239), 6 states have return successors, (240), 5 states have call predecessors, (240), 5 states have call successors, (240) [2024-10-13 00:53:45,509 INFO L276 IsEmpty]: Start isEmpty. Operand 7365 states and 11985 transitions. [2024-10-13 00:53:45,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 498 [2024-10-13 00:53:45,515 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:45,516 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:45,533 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-10-13 00:53:45,720 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:45,721 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:45,721 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:45,721 INFO L85 PathProgramCache]: Analyzing trace with hash -545919475, now seen corresponding path program 1 times [2024-10-13 00:53:45,721 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:45,721 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1788864861] [2024-10-13 00:53:45,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:45,722 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:45,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:46,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:46,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:46,040 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:46,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,042 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:46,043 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:46,045 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:46,047 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:46,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:46,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,053 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:46,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:46,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:46,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:46,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,059 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:46,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:46,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:46,064 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:46,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:46,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:46,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,072 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:46,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,074 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:46,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:46,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:46,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:46,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,082 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:46,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:46,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,086 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:46,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:46,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:46,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:46,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,093 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:46,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:46,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:46,100 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,101 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:46,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:46,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:46,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:46,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,112 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:46,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:46,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:46,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:46,132 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,134 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:46,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,137 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:46,139 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,140 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:46,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:46,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,148 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:46,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,151 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:46,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:46,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,161 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:46,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,165 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:46,167 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,168 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:46,170 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:46,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,176 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:46,178 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,179 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:46,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:46,186 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,187 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:46,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,191 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:46,193 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,195 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:46,197 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,199 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:46,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,259 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:46,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,267 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:46,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,269 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:46,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,272 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:46,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:46,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,276 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:46,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,278 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:46,279 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,280 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:46,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,283 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:46,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,285 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:46,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,287 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:46,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,289 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:46,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,292 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:46,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,294 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:46,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,297 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:46,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,299 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:46,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,302 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:46,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,304 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:46,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,306 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:46,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,309 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:46,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,311 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:46,313 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,314 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:46,315 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,317 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 114 proven. 126 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:46,317 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:46,317 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1788864861] [2024-10-13 00:53:46,318 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1788864861] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:53:46,318 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1857280550] [2024-10-13 00:53:46,318 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:46,318 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:46,318 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:53:46,320 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:53:46,321 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-10-13 00:53:46,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:46,537 INFO L255 TraceCheckSpWp]: Trace formula consists of 1082 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 00:53:46,544 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:53:46,733 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 4304 proven. 48 refuted. 0 times theorem prover too weak. 8608 trivial. 0 not checked. [2024-10-13 00:53:46,734 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:53:47,101 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 192 proven. 48 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:47,102 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1857280550] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:53:47,102 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:53:47,102 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 8 [2024-10-13 00:53:47,102 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [454186042] [2024-10-13 00:53:47,102 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:53:47,103 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2024-10-13 00:53:47,103 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:47,104 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2024-10-13 00:53:47,104 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2024-10-13 00:53:47,105 INFO L87 Difference]: Start difference. First operand 7365 states and 11985 transitions. Second operand has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) [2024-10-13 00:53:47,929 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:47,929 INFO L93 Difference]: Finished difference Result 11667 states and 18828 transitions. [2024-10-13 00:53:47,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-13 00:53:47,930 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) Word has length 497 [2024-10-13 00:53:47,931 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:47,968 INFO L225 Difference]: With dead ends: 11667 [2024-10-13 00:53:47,968 INFO L226 Difference]: Without dead ends: 4946 [2024-10-13 00:53:47,986 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1168 GetRequests, 1152 SyntacticMatches, 1 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=93, Invalid=179, Unknown=0, NotChecked=0, Total=272 [2024-10-13 00:53:47,986 INFO L432 NwaCegarLoop]: 285 mSDtfsCounter, 542 mSDsluCounter, 411 mSDsCounter, 0 mSdLazyCounter, 438 mSolverCounterSat, 376 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 543 SdHoareTripleChecker+Valid, 696 SdHoareTripleChecker+Invalid, 814 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 376 IncrementalHoareTripleChecker+Valid, 438 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:47,986 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [543 Valid, 696 Invalid, 814 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [376 Valid, 438 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-10-13 00:53:47,992 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4946 states. [2024-10-13 00:53:48,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4946 to 4756. [2024-10-13 00:53:48,430 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4756 states, 3683 states have (on average 1.55036654900896) internal successors, (5710), 3691 states have internal predecessors, (5710), 977 states have call successors, (977), 95 states have call predecessors, (977), 95 states have return successors, (977), 969 states have call predecessors, (977), 977 states have call successors, (977) [2024-10-13 00:53:48,445 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4756 states to 4756 states and 7664 transitions. [2024-10-13 00:53:48,451 INFO L78 Accepts]: Start accepts. Automaton has 4756 states and 7664 transitions. Word has length 497 [2024-10-13 00:53:48,452 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:48,452 INFO L471 AbstractCegarLoop]: Abstraction has 4756 states and 7664 transitions. [2024-10-13 00:53:48,453 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 20.0) internal successors, (160), 8 states have internal predecessors, (160), 3 states have call successors, (139), 2 states have call predecessors, (139), 4 states have return successors, (141), 3 states have call predecessors, (141), 3 states have call successors, (141) [2024-10-13 00:53:48,453 INFO L276 IsEmpty]: Start isEmpty. Operand 4756 states and 7664 transitions. [2024-10-13 00:53:48,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-10-13 00:53:48,461 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:48,461 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:48,493 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-10-13 00:53:48,661 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-10-13 00:53:48,662 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:48,663 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:48,663 INFO L85 PathProgramCache]: Analyzing trace with hash -994283808, now seen corresponding path program 1 times [2024-10-13 00:53:48,663 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:48,663 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [373864252] [2024-10-13 00:53:48,663 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:48,663 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:48,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,047 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:49,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:49,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:49,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:49,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:49,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,055 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:49,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,057 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:49,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:49,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:49,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,061 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:49,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:49,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,064 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:49,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,066 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:49,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,068 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:49,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:49,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:49,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:49,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,077 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:49,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:49,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:49,082 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:49,084 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,084 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:49,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:49,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,092 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:49,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:49,098 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,099 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:49,101 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,102 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:49,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,104 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:49,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,105 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:49,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,107 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:49,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:49,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:49,112 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,113 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:49,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,115 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:49,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:49,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,119 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:49,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,122 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:49,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,124 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:49,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,127 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:49,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,130 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:49,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,132 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:49,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,135 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:49,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,139 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:49,142 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,144 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:49,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,147 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:49,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,150 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:49,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,153 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:49,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,158 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:49,161 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,162 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:49,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,164 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:49,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,167 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:49,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,169 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:49,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,172 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:49,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,174 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:49,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,177 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:49,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,180 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:49,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,183 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:49,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,186 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:49,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,189 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:49,192 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,193 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:49,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,197 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:49,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,202 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:49,204 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,205 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:49,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,209 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:49,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,213 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:49,216 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,217 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:49,220 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,221 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:49,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,225 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:49,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,229 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:49,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,233 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:49,236 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,237 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,241 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,246 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,250 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:49,253 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,254 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:49,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,258 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:49,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,262 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:49,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,266 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:49,269 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,270 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:49,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,274 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:49,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,279 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:49,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:49,284 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:53:49,285 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:49,285 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [373864252] [2024-10-13 00:53:49,285 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [373864252] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:53:49,285 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:53:49,285 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-10-13 00:53:49,285 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1370230728] [2024-10-13 00:53:49,286 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:53:49,286 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-10-13 00:53:49,286 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:49,287 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-10-13 00:53:49,288 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:49,288 INFO L87 Difference]: Start difference. First operand 4756 states and 7664 transitions. Second operand has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:49,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:49,888 INFO L93 Difference]: Finished difference Result 8778 states and 14176 transitions. [2024-10-13 00:53:49,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-10-13 00:53:49,892 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 500 [2024-10-13 00:53:49,893 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:49,925 INFO L225 Difference]: With dead ends: 8778 [2024-10-13 00:53:49,926 INFO L226 Difference]: Without dead ends: 6630 [2024-10-13 00:53:49,936 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 165 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-10-13 00:53:49,937 INFO L432 NwaCegarLoop]: 473 mSDtfsCounter, 240 mSDsluCounter, 365 mSDsCounter, 0 mSdLazyCounter, 21 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 240 SdHoareTripleChecker+Valid, 838 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 21 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:49,938 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [240 Valid, 838 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 21 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-10-13 00:53:49,943 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6630 states. [2024-10-13 00:53:50,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6630 to 5302. [2024-10-13 00:53:50,331 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 5302 states, 4229 states have (on average 1.5658548120122961) internal successors, (6622), 4237 states have internal predecessors, (6622), 977 states have call successors, (977), 95 states have call predecessors, (977), 95 states have return successors, (977), 969 states have call predecessors, (977), 977 states have call successors, (977) [2024-10-13 00:53:50,342 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5302 states to 5302 states and 8576 transitions. [2024-10-13 00:53:50,346 INFO L78 Accepts]: Start accepts. Automaton has 5302 states and 8576 transitions. Word has length 500 [2024-10-13 00:53:50,347 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:50,347 INFO L471 AbstractCegarLoop]: Abstraction has 5302 states and 8576 transitions. [2024-10-13 00:53:50,347 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 32.666666666666664) internal successors, (98), 3 states have internal predecessors, (98), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:53:50,347 INFO L276 IsEmpty]: Start isEmpty. Operand 5302 states and 8576 transitions. [2024-10-13 00:53:50,352 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 501 [2024-10-13 00:53:50,352 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:50,353 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:50,353 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-10-13 00:53:50,353 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:50,353 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:50,354 INFO L85 PathProgramCache]: Analyzing trace with hash 1056700190, now seen corresponding path program 1 times [2024-10-13 00:53:50,354 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:50,354 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [983433966] [2024-10-13 00:53:50,354 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:50,354 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:50,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:53:50,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,654 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:53:50,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,655 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:53:50,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,656 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:53:50,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:53:50,658 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,658 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:53:50,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,660 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:53:50,661 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,661 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:53:50,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:53:50,663 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,664 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:53:50,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,665 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:53:50,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,666 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:53:50,666 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:53:50,667 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,668 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:53:50,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,669 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:53:50,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,670 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:53:50,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,671 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:53:50,672 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,673 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:53:50,674 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,674 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:53:50,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:53:50,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,677 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:53:50,678 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,678 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:53:50,679 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,680 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:53:50,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:53:50,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,682 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:53:50,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,684 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:53:50,684 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,685 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:53:50,686 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:53:50,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,688 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:53:50,688 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,689 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:53:50,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:53:50,692 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,692 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:53:50,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,694 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:53:50,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,695 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:53:50,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:53:50,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,698 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:53:50,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:53:50,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,702 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:53:50,703 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,704 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:53:50,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,706 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:53:50,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,708 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:53:50,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:53:50,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,723 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:53:50,725 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,727 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:53:50,729 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,730 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:53:50,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,736 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:53:50,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,739 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:53:50,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,743 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:53:50,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,749 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:53:50,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,752 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:53:50,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,756 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:53:50,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,761 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:53:50,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,765 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:53:50,768 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,769 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:53:50,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,773 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:53:50,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,776 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:53:50,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,780 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:53:50,782 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,783 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:53:50,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,786 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:53:50,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,790 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:53:50,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,794 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:53:50,796 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,797 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:53:50,800 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,802 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:53:50,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,807 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:53:50,810 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,811 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:53:50,814 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,815 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:53:50,818 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,819 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:53:50,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,823 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:53:50,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,827 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:53:50,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,832 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:53:50,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,837 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:53:50,840 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,842 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:53:50,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,846 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:53:50,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,851 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:53:50,854 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,855 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:53:50,858 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,860 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:53:50,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,864 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:53:50,868 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,870 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:53:50,874 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,875 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:53:50,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,880 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:53:50,883 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,884 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:53:50,887 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:50,889 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 123 proven. 117 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:50,890 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:53:50,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [983433966] [2024-10-13 00:53:50,890 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [983433966] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:53:50,890 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1248384149] [2024-10-13 00:53:50,890 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:50,890 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:50,891 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:53:50,892 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:53:50,896 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-10-13 00:53:51,105 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:51,109 INFO L255 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-10-13 00:53:51,115 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:53:51,339 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 5300 proven. 66 refuted. 0 times theorem prover too weak. 7594 trivial. 0 not checked. [2024-10-13 00:53:51,339 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:53:51,648 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 174 proven. 66 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:53:51,648 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1248384149] provided 0 perfect and 2 imperfect interpolant sequences [2024-10-13 00:53:51,648 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-10-13 00:53:51,648 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 9 [2024-10-13 00:53:51,648 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1467493389] [2024-10-13 00:53:51,648 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-10-13 00:53:51,649 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 9 states [2024-10-13 00:53:51,649 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:53:51,650 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2024-10-13 00:53:51,650 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=48, Unknown=0, NotChecked=0, Total=72 [2024-10-13 00:53:51,650 INFO L87 Difference]: Start difference. First operand 5302 states and 8576 transitions. Second operand has 9 states, 9 states have (on average 21.88888888888889) internal successors, (197), 9 states have internal predecessors, (197), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) [2024-10-13 00:53:52,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:53:52,291 INFO L93 Difference]: Finished difference Result 8334 states and 13433 transitions. [2024-10-13 00:53:52,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2024-10-13 00:53:52,291 INFO L78 Accepts]: Start accepts. Automaton has has 9 states, 9 states have (on average 21.88888888888889) internal successors, (197), 9 states have internal predecessors, (197), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) Word has length 500 [2024-10-13 00:53:52,292 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:53:52,304 INFO L225 Difference]: With dead ends: 8334 [2024-10-13 00:53:52,304 INFO L226 Difference]: Without dead ends: 3610 [2024-10-13 00:53:52,314 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1174 GetRequests, 1158 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 33 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2024-10-13 00:53:52,314 INFO L432 NwaCegarLoop]: 284 mSDtfsCounter, 359 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 435 mSolverCounterSat, 248 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.3s Time, 0 mProtectedPredicate, 0 mProtectedAction, 361 SdHoareTripleChecker+Valid, 693 SdHoareTripleChecker+Invalid, 683 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 248 IncrementalHoareTripleChecker+Valid, 435 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2024-10-13 00:53:52,314 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [361 Valid, 693 Invalid, 683 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [248 Valid, 435 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2024-10-13 00:53:52,317 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3610 states. [2024-10-13 00:53:52,505 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3610 to 2800. [2024-10-13 00:53:52,508 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2800 states, 2209 states have (on average 1.530104119511091) internal successors, (3380), 2213 states have internal predecessors, (3380), 529 states have call successors, (529), 61 states have call predecessors, (529), 61 states have return successors, (529), 525 states have call predecessors, (529), 529 states have call successors, (529) [2024-10-13 00:53:52,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2800 states to 2800 states and 4438 transitions. [2024-10-13 00:53:52,517 INFO L78 Accepts]: Start accepts. Automaton has 2800 states and 4438 transitions. Word has length 500 [2024-10-13 00:53:52,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:53:52,518 INFO L471 AbstractCegarLoop]: Abstraction has 2800 states and 4438 transitions. [2024-10-13 00:53:52,519 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 9 states, 9 states have (on average 21.88888888888889) internal successors, (197), 9 states have internal predecessors, (197), 4 states have call successors, (142), 2 states have call predecessors, (142), 4 states have return successors, (144), 4 states have call predecessors, (144), 4 states have call successors, (144) [2024-10-13 00:53:52,519 INFO L276 IsEmpty]: Start isEmpty. Operand 2800 states and 4438 transitions. [2024-10-13 00:53:52,521 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-10-13 00:53:52,521 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:53:52,522 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:53:52,539 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-10-13 00:53:52,722 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:52,723 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:53:52,723 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:53:52,723 INFO L85 PathProgramCache]: Analyzing trace with hash 32721439, now seen corresponding path program 1 times [2024-10-13 00:53:52,723 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:53:52,723 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [381672792] [2024-10-13 00:53:52,723 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:52,723 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:53:52,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-10-13 00:53:52,978 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [541104369] [2024-10-13 00:53:52,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:53:52,979 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:53:52,979 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:53:52,983 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:53:52,985 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-10-13 00:53:53,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:53:53,295 INFO L255 TraceCheckSpWp]: Trace formula consists of 1086 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-10-13 00:53:53,302 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:54:06,984 WARN L286 SmtUtils]: Spent 6.34s on a formula simplification that was a NOOP. DAG size: 28 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-10-13 00:54:11,057 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 6180 proven. 90 refuted. 0 times theorem prover too weak. 6690 trivial. 0 not checked. [2024-10-13 00:54:11,057 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-10-13 00:54:11,385 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:54:11,385 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:11,385 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [381672792] [2024-10-13 00:54:11,386 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-10-13 00:54:11,386 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541104369] [2024-10-13 00:54:11,386 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541104369] provided 1 perfect and 1 imperfect interpolant sequences [2024-10-13 00:54:11,386 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-10-13 00:54:11,386 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [9] total 14 [2024-10-13 00:54:11,386 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [903564393] [2024-10-13 00:54:11,387 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:11,387 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-10-13 00:54:11,387 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:11,387 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-10-13 00:54:11,388 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=39, Invalid=143, Unknown=0, NotChecked=0, Total=182 [2024-10-13 00:54:11,388 INFO L87 Difference]: Start difference. First operand 2800 states and 4438 transitions. Second operand has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:54:13,035 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:13,036 INFO L93 Difference]: Finished difference Result 8980 states and 14391 transitions. [2024-10-13 00:54:13,036 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-10-13 00:54:13,036 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 501 [2024-10-13 00:54:13,037 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:13,055 INFO L225 Difference]: With dead ends: 8980 [2024-10-13 00:54:13,055 INFO L226 Difference]: Without dead ends: 6802 [2024-10-13 00:54:13,062 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 1008 GetRequests, 992 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 46 ImplicationChecksByTransitivity, 8.4s TimeCoverageRelationStatistics Valid=67, Invalid=239, Unknown=0, NotChecked=0, Total=306 [2024-10-13 00:54:13,062 INFO L432 NwaCegarLoop]: 384 mSDtfsCounter, 1461 mSDsluCounter, 417 mSDsCounter, 0 mSdLazyCounter, 560 mSolverCounterSat, 629 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1461 SdHoareTripleChecker+Valid, 801 SdHoareTripleChecker+Invalid, 1189 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 629 IncrementalHoareTripleChecker+Valid, 560 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.0s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:13,063 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [1461 Valid, 801 Invalid, 1189 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [629 Valid, 560 Invalid, 0 Unknown, 0 Unchecked, 1.0s Time] [2024-10-13 00:54:13,067 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6802 states. [2024-10-13 00:54:13,470 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6802 to 4094. [2024-10-13 00:54:13,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4094 states, 3326 states have (on average 1.5420926037282021) internal successors, (5129), 3338 states have internal predecessors, (5129), 681 states have call successors, (681), 86 states have call predecessors, (681), 86 states have return successors, (681), 669 states have call predecessors, (681), 681 states have call successors, (681) [2024-10-13 00:54:13,481 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 4094 states and 6491 transitions. [2024-10-13 00:54:13,485 INFO L78 Accepts]: Start accepts. Automaton has 4094 states and 6491 transitions. Word has length 501 [2024-10-13 00:54:13,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:13,486 INFO L471 AbstractCegarLoop]: Abstraction has 4094 states and 6491 transitions. [2024-10-13 00:54:13,486 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 14.142857142857142) internal successors, (99), 7 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:54:13,486 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 6491 transitions. [2024-10-13 00:54:13,489 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-10-13 00:54:13,489 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:13,489 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:13,507 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-10-13 00:54:13,690 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:54:13,690 INFO L396 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:13,691 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:13,691 INFO L85 PathProgramCache]: Analyzing trace with hash 2134730281, now seen corresponding path program 1 times [2024-10-13 00:54:13,691 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:13,691 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1873623044] [2024-10-13 00:54:13,691 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:13,691 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:13,745 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,990 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:13,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,991 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:54:13,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,992 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:54:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,993 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:54:13,993 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,994 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:54:13,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,995 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:54:13,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,997 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:54:13,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,998 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:54:13,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:13,999 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:54:13,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,000 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:54:14,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,001 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:54:14,001 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,002 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:54:14,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,003 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:54:14,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,004 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:54:14,004 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,005 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:54:14,005 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,006 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:54:14,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,007 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:54:14,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,008 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:54:14,009 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,009 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:54:14,010 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,010 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:54:14,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,011 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:54:14,012 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,013 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:54:14,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,014 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:54:14,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,016 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:54:14,016 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,017 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:54:14,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,018 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:54:14,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,019 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:54:14,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,020 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:54:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,021 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:54:14,021 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,022 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:54:14,022 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,023 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:54:14,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,024 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:14,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,025 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:54:14,026 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,026 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:14,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,027 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:54:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,028 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:14,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,029 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:14,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,030 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:14,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,031 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:14,032 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,033 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:14,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,034 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:14,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,035 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:14,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,036 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:14,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,037 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:54:14,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,038 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:54:14,039 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,040 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:54:14,041 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,041 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:54:14,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,043 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:54:14,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,046 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:54:14,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,049 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:54:14,050 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,051 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:54:14,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,052 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:54:14,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,054 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:54:14,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,056 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:54:14,057 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,058 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:54:14,060 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,060 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:54:14,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,063 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:54:14,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,065 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:54:14,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,067 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:54:14,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,069 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:54:14,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,071 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:54:14,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,073 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:54:14,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,075 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:54:14,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,076 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:54:14,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,078 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:54:14,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,080 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:54:14,081 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,081 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:14,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,083 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:14,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,085 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:54:14,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,087 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:14,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,089 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:14,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,091 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:54:14,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,094 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:54:14,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,097 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:54:14,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,100 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:54:14,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,103 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:54:14,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,106 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:54:14,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,109 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:54:14,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,111 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:54:14,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,114 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:54:14,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,117 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:54:14,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:14,120 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 12960 trivial. 0 not checked. [2024-10-13 00:54:14,120 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:14,120 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1873623044] [2024-10-13 00:54:14,120 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1873623044] provided 1 perfect and 0 imperfect interpolant sequences [2024-10-13 00:54:14,120 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-10-13 00:54:14,120 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-10-13 00:54:14,120 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [983333200] [2024-10-13 00:54:14,120 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-10-13 00:54:14,121 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-10-13 00:54:14,121 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-10-13 00:54:14,121 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-10-13 00:54:14,121 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:54:14,122 INFO L87 Difference]: Start difference. First operand 4094 states and 6491 transitions. Second operand has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:54:14,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-10-13 00:54:14,731 INFO L93 Difference]: Finished difference Result 7100 states and 11295 transitions. [2024-10-13 00:54:14,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-10-13 00:54:14,732 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) Word has length 501 [2024-10-13 00:54:14,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-10-13 00:54:14,746 INFO L225 Difference]: With dead ends: 7100 [2024-10-13 00:54:14,746 INFO L226 Difference]: Without dead ends: 5242 [2024-10-13 00:54:14,750 INFO L431 NwaCegarLoop]: 0 DeclaredPredicates, 166 GetRequests, 164 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2024-10-13 00:54:14,751 INFO L432 NwaCegarLoop]: 463 mSDtfsCounter, 183 mSDsluCounter, 662 mSDsCounter, 0 mSdLazyCounter, 166 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 183 SdHoareTripleChecker+Valid, 1125 SdHoareTripleChecker+Invalid, 166 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 166 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-10-13 00:54:14,751 INFO L433 NwaCegarLoop]: SdHoareTripleChecker [183 Valid, 1125 Invalid, 166 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 166 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-10-13 00:54:14,754 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 5242 states. [2024-10-13 00:54:15,123 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 5242 to 4094. [2024-10-13 00:54:15,128 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 4094 states, 3326 states have (on average 1.5420926037282021) internal successors, (5129), 3338 states have internal predecessors, (5129), 681 states have call successors, (681), 86 states have call predecessors, (681), 86 states have return successors, (681), 669 states have call predecessors, (681), 681 states have call successors, (681) [2024-10-13 00:54:15,135 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4094 states to 4094 states and 6491 transitions. [2024-10-13 00:54:15,140 INFO L78 Accepts]: Start accepts. Automaton has 4094 states and 6491 transitions. Word has length 501 [2024-10-13 00:54:15,141 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-10-13 00:54:15,141 INFO L471 AbstractCegarLoop]: Abstraction has 4094 states and 6491 transitions. [2024-10-13 00:54:15,141 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 24.75) internal successors, (99), 4 states have internal predecessors, (99), 1 states have call successors, (81), 1 states have call predecessors, (81), 1 states have return successors, (81), 1 states have call predecessors, (81), 1 states have call successors, (81) [2024-10-13 00:54:15,141 INFO L276 IsEmpty]: Start isEmpty. Operand 4094 states and 6491 transitions. [2024-10-13 00:54:15,145 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 502 [2024-10-13 00:54:15,145 INFO L207 NwaCegarLoop]: Found error trace [2024-10-13 00:54:15,145 INFO L215 NwaCegarLoop]: trace histogram [81, 81, 81, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-10-13 00:54:15,145 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2024-10-13 00:54:15,145 INFO L396 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-10-13 00:54:15,145 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-10-13 00:54:15,146 INFO L85 PathProgramCache]: Analyzing trace with hash -109253017, now seen corresponding path program 1 times [2024-10-13 00:54:15,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-10-13 00:54:15,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1218614055] [2024-10-13 00:54:15,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:15,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-10-13 00:54:15,234 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,459 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2024-10-13 00:54:15,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,461 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2024-10-13 00:54:15,462 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,462 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 13 [2024-10-13 00:54:15,464 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,464 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 18 [2024-10-13 00:54:15,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,465 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 24 [2024-10-13 00:54:15,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,467 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 29 [2024-10-13 00:54:15,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,468 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 35 [2024-10-13 00:54:15,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,469 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 40 [2024-10-13 00:54:15,470 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,470 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 46 [2024-10-13 00:54:15,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,472 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2024-10-13 00:54:15,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,473 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 57 [2024-10-13 00:54:15,474 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,474 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2024-10-13 00:54:15,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,476 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 68 [2024-10-13 00:54:15,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,477 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 73 [2024-10-13 00:54:15,478 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,479 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 79 [2024-10-13 00:54:15,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,480 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 84 [2024-10-13 00:54:15,481 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,481 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 90 [2024-10-13 00:54:15,483 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,484 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 96 [2024-10-13 00:54:15,484 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,485 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 101 [2024-10-13 00:54:15,486 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,486 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 107 [2024-10-13 00:54:15,488 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,488 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 112 [2024-10-13 00:54:15,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,490 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 117 [2024-10-13 00:54:15,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,491 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 123 [2024-10-13 00:54:15,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,493 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 128 [2024-10-13 00:54:15,494 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,495 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 134 [2024-10-13 00:54:15,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,496 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 139 [2024-10-13 00:54:15,497 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,498 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 145 [2024-10-13 00:54:15,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,499 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 150 [2024-10-13 00:54:15,500 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,501 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 156 [2024-10-13 00:54:15,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,503 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 162 [2024-10-13 00:54:15,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,504 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 168 [2024-10-13 00:54:15,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,506 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 174 [2024-10-13 00:54:15,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,510 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 179 [2024-10-13 00:54:15,512 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,513 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 185 [2024-10-13 00:54:15,515 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,515 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 190 [2024-10-13 00:54:15,517 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,517 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 196 [2024-10-13 00:54:15,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,519 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 202 [2024-10-13 00:54:15,521 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,522 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 207 [2024-10-13 00:54:15,524 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,525 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 213 [2024-10-13 00:54:15,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,528 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 218 [2024-10-13 00:54:15,529 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,531 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 224 [2024-10-13 00:54:15,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,535 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 229 [2024-10-13 00:54:15,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,538 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 235 [2024-10-13 00:54:15,540 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,541 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 241 [2024-10-13 00:54:15,543 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,544 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 247 [2024-10-13 00:54:15,546 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,547 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 252 [2024-10-13 00:54:15,550 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,551 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 258 [2024-10-13 00:54:15,553 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,554 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 263 [2024-10-13 00:54:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,557 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 269 [2024-10-13 00:54:15,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,560 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 274 [2024-10-13 00:54:15,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,562 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 280 [2024-10-13 00:54:15,565 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,579 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 285 [2024-10-13 00:54:15,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,583 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 291 [2024-10-13 00:54:15,585 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,587 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 296 [2024-10-13 00:54:15,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,591 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 302 [2024-10-13 00:54:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,595 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 307 [2024-10-13 00:54:15,598 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,599 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 313 [2024-10-13 00:54:15,602 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,603 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 318 [2024-10-13 00:54:15,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,610 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 324 [2024-10-13 00:54:15,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,614 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 329 [2024-10-13 00:54:15,617 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,618 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 335 [2024-10-13 00:54:15,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,622 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 340 [2024-10-13 00:54:15,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,627 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 346 [2024-10-13 00:54:15,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,632 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 352 [2024-10-13 00:54:15,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,637 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 357 [2024-10-13 00:54:15,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,642 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 363 [2024-10-13 00:54:15,645 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,647 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 368 [2024-10-13 00:54:15,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,652 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 374 [2024-10-13 00:54:15,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,657 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 379 [2024-10-13 00:54:15,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,662 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 385 [2024-10-13 00:54:15,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,667 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 391 [2024-10-13 00:54:15,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,672 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 397 [2024-10-13 00:54:15,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,676 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 403 [2024-10-13 00:54:15,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,681 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 409 [2024-10-13 00:54:15,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,686 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 415 [2024-10-13 00:54:15,690 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,691 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 421 [2024-10-13 00:54:15,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,696 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 426 [2024-10-13 00:54:15,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,700 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 432 [2024-10-13 00:54:15,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,705 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 437 [2024-10-13 00:54:15,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,710 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 443 [2024-10-13 00:54:15,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,715 INFO L368 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 448 [2024-10-13 00:54:15,718 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,720 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 150 proven. 90 refuted. 0 times theorem prover too weak. 12720 trivial. 0 not checked. [2024-10-13 00:54:15,721 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-10-13 00:54:15,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1218614055] [2024-10-13 00:54:15,721 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1218614055] provided 0 perfect and 1 imperfect interpolant sequences [2024-10-13 00:54:15,721 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1654701768] [2024-10-13 00:54:15,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-10-13 00:54:15,721 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-10-13 00:54:15,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2024-10-13 00:54:15,723 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-10-13 00:54:15,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-10-13 00:54:15,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-10-13 00:54:15,993 INFO L255 TraceCheckSpWp]: Trace formula consists of 1085 conjuncts, 16 conjuncts are in the unsatisfiable core [2024-10-13 00:54:16,004 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-10-13 00:54:24,955 WARN L286 SmtUtils]: Spent 8.02s on a formula simplification that was a NOOP. DAG size: 26 (called from [L 388] de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateUnifier.getOrConstructPredicate) [2024-10-13 00:54:33,235 INFO L134 CoverageAnalysis]: Checked inductivity of 12960 backedges. 8555 proven. 264 refuted. 0 times theorem prover too weak. 4141 trivial. 0 not checked. [2024-10-13 00:54:33,235 INFO L311 TraceCheckSpWp]: Computing backward predicates...